Inventions What plaything was invented by Joe McVicker in 1956? Silly Putty Play-Doh Etch-A-Sketch Lite-Brite Silly Putty Play-Doh Etch-A-Sketch Lite-Brite ANSWER DOWNLOAD EXAMIANS APP
Inventions Who was the first American female to patent her invention, a method of weaving straw with silk? Amanda Jones Margaret Knight Marjorie Joyner Mary Kies Amanda Jones Margaret Knight Marjorie Joyner Mary Kies ANSWER DOWNLOAD EXAMIANS APP
Inventions Who invented Gramophone? Thomas Alva Edison Sir Alexander Graham Bell Fahrenheit Michael Faraday Thomas Alva Edison Sir Alexander Graham Bell Fahrenheit Michael Faraday ANSWER DOWNLOAD EXAMIANS APP
Inventions What furniture item was invented by California furniture designer Charles Prior Hall in 1968? Waterbed Captain's chair Hammock Sofa bed Waterbed Captain's chair Hammock Sofa bed ANSWER DOWNLOAD EXAMIANS APP
Inventions The Manhattan Project was started by President Roosevelt in 1942 to ensure that the U.S. beat the Germans in developing a nuclear bomb. Whom did Roosevelt appoint as scientific head the Manhattan Project? Robert Oppenheimer Vannevar Bush Leslie R. Groves James B. Conant Robert Oppenheimer Vannevar Bush Leslie R. Groves James B. Conant ANSWER DOWNLOAD EXAMIANS APP
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